---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-29948 6.8.0-90-generic #91-Ubuntu SMP PREEMPT_DYNAMIC Tue Nov 18 14:14:30 UTC 2025 x86_64 x86_64 x86_64 GNU/Linux ---> lscpu: Architecture: x86_64 CPU op-mode(s): 32-bit, 64-bit Address sizes: 40 bits physical, 48 bits virtual Byte Order: Little Endian CPU(s): 2 On-line CPU(s) list: 0,1 Vendor ID: AuthenticAMD Model name: AMD EPYC-Rome Processor CPU family: 23 Model: 49 Thread(s) per core: 1 Core(s) per socket: 1 Socket(s): 2 Stepping: 0 BogoMIPS: 5599.99 Flags: fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush mmx fxsr sse sse2 syscall nx mmxext fxsr_opt pdpe1gb rdtscp lm rep_good nopl cpuid extd_apicid tsc_known_freq pni pclmulqdq ssse3 fma cx16 sse4_1 sse4_2 x2apic movbe popcnt tsc_deadline_timer aes xsave avx f16c rdrand hypervisor lahf_lm cmp_legacy svm cr8_legacy abm sse4a misalignsse 3dnowprefetch osvw topoext perfctr_core ssbd ibrs ibpb stibp vmmcall fsgsbase tsc_adjust bmi1 avx2 smep bmi2 rdseed adx smap clflushopt clwb sha_ni xsaveopt xsavec xgetbv1 clzero xsaveerptr wbnoinvd arat npt nrip_save umip rdpid arch_capabilities Virtualization: AMD-V Hypervisor vendor: KVM Virtualization type: full L1d cache: 64 KiB (2 instances) L1i cache: 64 KiB (2 instances) L2 cache: 1 MiB (2 instances) L3 cache: 32 MiB (2 instances) NUMA node(s): 1 NUMA node0 CPU(s): 0,1 Vulnerability Gather data sampling: Not affected Vulnerability Itlb multihit: Not affected Vulnerability L1tf: Not affected Vulnerability Mds: Not affected Vulnerability Meltdown: Not affected Vulnerability Mmio stale data: Not affected Vulnerability Reg file data sampling: Not affected Vulnerability Retbleed: Mitigation; untrained return thunk; SMT disabled Vulnerability Spec rstack overflow: Vulnerable: Safe RET, no microcode Vulnerability Spec store bypass: Mitigation; Speculative Store Bypass disabled via prctl Vulnerability Spectre v1: Mitigation; usercopy/swapgs barriers and __user pointer sanitization Vulnerability Spectre v2: Mitigation; Retpolines; IBPB conditional; STIBP disabled; RSB filling; PBRSB-eIBRS Not affected; BHI Not affected Vulnerability Srbds: Not affected Vulnerability Tsx async abort: Not affected Vulnerability Vmscape: Not affected ---> nproc: 2 ---> df -h: Filesystem Size Used Avail Use% Mounted on tmpfs 795M 1.1M 794M 1% /run /dev/vda1 38G 8.2G 30G 22% / tmpfs 3.9G 0 3.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock /dev/vda16 881M 117M 703M 15% /boot /dev/vda15 105M 6.2M 99M 6% /boot/efi tmpfs 795M 16K 795M 1% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 7941 769 4876 4 2595 7172 Swap: 1023 0 1023 ---> ip addr: 1: lo: mtu 65536 qdisc noqueue state UNKNOWN group default qlen 1000 link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00 inet 127.0.0.1/8 scope host lo valid_lft forever preferred_lft forever inet6 ::1/128 scope host noprefixroute valid_lft forever preferred_lft forever 2: ens3: mtu 1458 qdisc mq state UP group default qlen 1000 link/ether fa:16:3e:bc:e7:a3 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.47/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 48382sec preferred_lft 48382sec inet6 fe80::f816:3eff:febc:e7a3/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-29948) 03/26/26 _x86_64_ (2 CPU) 00:00:07 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:10:07 1.64 0.02 1.61 0.02 0.81 19.35 432.58 00:20:01 1.85 0.11 1.71 0.04 3.08 24.87 587.26 00:30:10 1.53 0.00 1.52 0.01 0.00 17.43 426.16 00:40:08 21.67 3.02 16.47 2.18 226.02 2494.20 660.48 00:50:00 3.35 0.01 3.30 0.04 1.00 638.02 2.35 01:00:10 1.78 0.00 1.74 0.04 0.00 20.66 1.69 01:10:10 1.59 0.00 1.56 0.03 0.00 196.95 1.43 01:20:00 1.82 0.00 1.77 0.05 0.00 362.84 2.30 01:30:07 1.87 0.00 1.83 0.05 0.00 21.29 2.25 Average: 4.11 0.35 3.49 0.27 25.57 419.29 234.98 00:00:07 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:10:07 6118900 7516608 292364 3.60 54216 1539428 555656 6.05 482680 1308572 360 00:20:01 6140496 7500008 308856 3.80 54368 1501024 552836 6.02 481216 1270104 132 00:30:10 6140836 7500948 307872 3.79 54500 1501516 552836 6.02 481428 1270568 300 00:40:08 5184044 7368376 393056 4.83 103600 2236116 645984 7.04 626164 2009304 178536 00:50:00 5000288 7185564 576024 7.08 103696 2237044 839956 9.15 796904 2010204 124 01:00:10 4937076 7123052 638428 7.85 103860 2237616 872932 9.51 811248 2010936 436 01:10:10 4958724 7212584 548444 6.74 103960 2304964 832272 9.07 771872 2078380 13300 01:20:00 4674932 7019044 740464 9.10 104088 2393836 971372 10.58 911428 2167392 124 01:30:07 4769612 7114264 645324 7.94 104192 2394256 933492 10.17 873448 2167916 204 Average: 5324990 7282272 494537 6.08 87387 2038422 750815 8.18 692932 1810375 21502 00:00:07 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:10:07 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:10:07 ens3 0.24 0.08 0.08 0.04 0.00 0.00 0.00 0.00 00:20:01 lo 1.06 1.06 0.06 0.06 0.00 0.00 0.00 0.00 00:20:01 ens3 0.22 0.07 0.07 0.04 0.00 0.00 0.00 0.00 00:30:10 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:30:10 ens3 0.47 0.12 0.16 0.09 0.00 0.00 0.00 0.00 00:40:08 lo 1.29 1.29 0.10 0.10 0.00 0.00 0.00 0.00 00:40:08 ens3 43.40 29.42 294.27 9.35 0.00 0.00 0.00 0.00 00:50:00 lo 1.01 1.01 0.05 0.05 0.00 0.00 0.00 0.00 00:50:00 ens3 58.47 48.97 538.26 6.51 0.00 0.00 0.00 0.00 01:00:10 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:00:10 ens3 86.03 82.44 1334.41 5.41 0.00 0.00 0.00 0.00 01:10:10 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:10:10 ens3 28.00 26.15 420.37 1.75 0.00 0.00 0.00 0.00 01:20:00 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:20:00 ens3 36.30 34.77 559.93 2.36 0.00 0.00 0.00 0.00 01:30:07 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:30:07 ens3 6.21 5.11 75.80 0.39 0.00 0.00 0.00 0.00 Average: lo 1.04 1.04 0.06 0.06 0.00 0.00 0.00 0.00 Average: ens3 28.81 25.25 358.78 2.88 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-29948) 03/26/26 _x86_64_ (2 CPU) 00:00:07 CPU %user %nice %system %iowait %steal %idle 00:10:07 all 0.26 0.00 0.10 0.03 0.03 99.59 00:10:07 0 0.33 0.00 0.08 0.02 0.02 99.55 00:10:07 1 0.19 0.00 0.11 0.04 0.03 99.63 00:20:01 all 0.64 0.00 0.22 0.01 0.02 99.11 00:20:01 0 0.60 0.00 0.23 0.02 0.03 99.13 00:20:01 1 0.68 0.00 0.21 0.01 0.02 99.09 00:30:10 all 0.30 0.00 0.16 0.01 0.02 99.51 00:30:10 0 0.11 0.00 0.19 0.01 0.03 99.66 00:30:10 1 0.49 0.00 0.13 0.01 0.01 99.36 00:40:08 all 10.35 0.00 1.56 0.83 0.04 87.21 00:40:08 0 11.41 0.00 1.67 0.67 0.04 86.20 00:40:08 1 9.29 0.00 1.46 0.99 0.04 88.22 00:50:00 all 0.94 0.00 0.37 0.03 0.05 98.62 00:50:00 0 1.28 0.00 0.55 0.05 0.06 98.06 00:50:00 1 0.60 0.00 0.18 0.02 0.03 99.18 01:00:10 all 1.10 0.00 0.65 0.01 0.05 98.19 01:00:10 0 1.42 0.00 1.02 0.01 0.07 97.48 01:00:10 1 0.78 0.00 0.29 0.01 0.03 98.90 01:10:10 all 0.72 0.00 0.27 0.01 0.04 98.96 01:10:10 0 0.58 0.00 0.18 0.02 0.04 99.18 01:10:10 1 0.86 0.00 0.36 0.01 0.04 98.73 01:20:00 all 0.87 0.00 0.25 0.01 0.05 98.82 01:20:00 0 0.84 0.00 0.20 0.02 0.05 98.89 01:20:00 1 0.90 0.00 0.30 0.01 0.04 98.75 01:30:07 all 0.49 0.00 0.24 0.01 0.05 99.21 01:30:07 0 0.55 0.00 0.19 0.00 0.04 99.22 01:30:07 1 0.43 0.00 0.30 0.01 0.05 99.20 Average: all 1.74 0.00 0.42 0.11 0.04 97.70 Average: 0 1.90 0.00 0.48 0.09 0.04 97.49 Average: 1 1.57 0.00 0.37 0.12 0.03 97.90